{"product_id":"ref-56-w178-b","title":"PISTON KIT 02-07 KTM EXC450 89 WOSSNER WOSSNER 8581DB","description":"\u003cbody\u003e\n\n\n\n\n\u003cp\u003e\u003c\/p\u003e\n\u003cul\u003e \t\u003cli\u003e\n\u003cstrong\u003ePiston Kit\u003c\/strong\u003e: Wossner 8581DB, with an 89.01mm bore (+0.01mm)\u003c\/li\u003e \t\u003cli\u003e\n\u003cstrong\u003eApplications\u003c\/strong\u003e: \t\u003cul\u003e \t\t\u003cli\u003eKTM EXC 450 Racing (2003-2007)\u003c\/li\u003e \t\t\u003cli\u003eBeta RR450 (2005-2009)\u003c\/li\u003e \t\t\u003cli\u003ePolaris Outlaw 450 MXR (2008-2011)\u003c\/li\u003e \t\u003c\/ul\u003e \t\u003c\/li\u003e \t\u003cli\u003e\n\u003cstrong\u003eFeatures\u003c\/strong\u003e: \t\u003cul\u003e \t\t\u003cli\u003eWossner forged pistons known for superior strength and design\u003c\/li\u003e \t\t\u003cli\u003eEngineered for efficient combustion chamber heat transfer to cylinder walls\u003c\/li\u003e \t\t\u003cli\u003eElliptical design for a more uniform bearing surface under piston heat expansion, preventing collapse\u003c\/li\u003e \t\u003c\/ul\u003e \t\u003c\/li\u003e \t\u003cli\u003e\n\u003cstrong\u003eManufacturing\u003c\/strong\u003e: Made in Germany\u003c\/li\u003e \t\u003cli\u003e\n\u003cstrong\u003eAdditional Parts\u003c\/strong\u003e: \t\u003cul\u003e \t\t\u003cli\u003eLock: CW20\u003c\/li\u003e \t\t\u003cli\u003ePin: WP038\u003c\/li\u003e \t\t\u003cli\u003eRing Set: 890XSY\u003c\/li\u003e \t\u003c\/ul\u003e \t\u003c\/li\u003e \t\u003cli\u003e\n\u003cstrong\u003eSpecifications\u003c\/strong\u003e: \t\u003cul\u003e \t\t\u003cli\u003eDisplacement: 449 cm³\u003c\/li\u003e \t\t\u003cli\u003eHub Stroke: 72.00mm\u003c\/li\u003e \t\t\u003cli\u003eClearance: 0.04mm\u003c\/li\u003e \t\t\u003cli\u003eCompression Ratio: OEM specified (11.10:1)\u003c\/li\u003e \t\t\u003cli\u003eDome Volume: +7.10cm³\u003c\/li\u003e \t\t\u003cli\u003eCompression Height: 23.50mm\u003c\/li\u003e \t\t\u003cli\u003eTheoretical Weight: Not provided\u003c\/li\u003e \t\u003c\/ul\u003e \t\u003c\/li\u003e \u003c\/ul\u003e\n\u003cp\u003eMajority of our listings are for a direct replacement for your original part.\u003c\/p\u003e\n\u003cp\u003eOur parts are made of quality and are designed to meet or exceed the original OEM Standards.\u003c\/p\u003e\n\u003cp\u003eOur products are often a cost effective alternative to genuine OEM Parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note: \u003c\/strong\u003ethe models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models. \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003c\/body\u003e","brand":"AW Motorcycle Parts","offers":[{"title":"Default Title","offer_id":55594723967350,"sku":"REF 56-W178.B","price":228.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/7032\/3318\/files\/stock53812_1.jpg?v=1746707058","url":"https:\/\/n0jgtc-nz.myshopify.com\/products\/ref-56-w178-b","provider":"AW Motorcycle Parts","version":"1.0","type":"link"}